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| Mirrors > Home > MPE Home > Th. List > deccl | Structured version Visualization version GIF version | ||
| Description: Closure for a numeral. (Contributed by Mario Carneiro, 17-Apr-2015.) (Revised by AV, 6-Sep-2021.) |
| Ref | Expression |
|---|---|
| deccl.1 | ⊢ 𝐴 ∈ ℕ0 |
| deccl.2 | ⊢ 𝐵 ∈ ℕ0 |
| Ref | Expression |
|---|---|
| deccl | ⊢ ;𝐴𝐵 ∈ ℕ0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-dec 12620 | . 2 ⊢ ;𝐴𝐵 = (((9 + 1) · 𝐴) + 𝐵) | |
| 2 | 9nn0 12437 | . . . 4 ⊢ 9 ∈ ℕ0 | |
| 3 | 1nn0 12429 | . . . 4 ⊢ 1 ∈ ℕ0 | |
| 4 | 2, 3 | nn0addcli 12450 | . . 3 ⊢ (9 + 1) ∈ ℕ0 |
| 5 | deccl.1 | . . 3 ⊢ 𝐴 ∈ ℕ0 | |
| 6 | deccl.2 | . . 3 ⊢ 𝐵 ∈ ℕ0 | |
| 7 | 4, 5, 6 | numcl 12632 | . 2 ⊢ (((9 + 1) · 𝐴) + 𝐵) ∈ ℕ0 |
| 8 | 1, 7 | eqeltri 2833 | 1 ⊢ ;𝐴𝐵 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 (class class class)co 7368 1c1 11039 + caddc 11041 · cmul 11043 9c9 12219 ℕ0cn0 12413 ;cdc 12619 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-ov 7371 df-om 7819 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-pnf 11180 df-mnf 11181 df-ltxr 11183 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-7 12225 df-8 12226 df-9 12227 df-n0 12414 df-dec 12620 |
| This theorem is referenced by: 10nn0 12637 3declth 12651 3decltc 12652 decleh 12654 decmul1 12683 bpoly4 15994 fsumcube 15995 3dvds2dec 16272 dec2dvds 17003 dec5dvds2 17005 2exp8 17028 2exp11 17029 2exp16 17030 prmlem2 17059 37prm 17060 43prm 17061 83prm 17062 139prm 17063 163prm 17064 317prm 17065 631prm 17066 1259lem1 17070 1259lem2 17071 1259lem3 17072 1259lem4 17073 1259lem5 17074 1259prm 17075 2503lem1 17076 2503lem2 17077 2503lem3 17078 2503prm 17079 4001lem1 17080 4001lem2 17081 4001lem3 17082 4001lem4 17083 4001prm 17084 slotsbhcdif 17347 quart1cl 26832 quart1lem 26833 quart1 26834 log2ublem3 26926 log2ub 26927 log2le1 26928 birthday 26932 bpos1 27262 bpos 27272 1kp2ke3k 30533 9p10ne21 30557 dp3mul10 32989 dpmul1000 32990 dpadd 33002 dpmul 33004 dpmul4 33005 cos9thpiminplylem1 33959 hgt750lemd 34825 hgt750lem 34828 hgt750lem2 34829 hgt750leme 34835 tgoldbachgnn 34836 tgoldbachgt 34840 kur14lem9 35427 420gcd8e4 42370 12lcm5e60 42372 60lcm7e420 42374 3exp7 42417 3lexlogpow5ineq1 42418 3lexlogpow5ineq2 42419 3lexlogpow5ineq5 42424 aks4d1p1 42440 sqn5i 42649 decpmulnc 42651 decpmul 42652 sqdeccom12 42653 sq3deccom12 42654 235t711 42669 ex-decpmul 42670 sq45 43023 sum9cubes 43024 resqrtvalex 43995 imsqrtvalex 43996 inductionexd 44505 fmtno3 47905 fmtno4 47906 fmtno5lem1 47907 fmtno5lem2 47908 fmtno5lem3 47909 fmtno5lem4 47910 fmtno5 47911 257prm 47915 fmtno4prmfac 47926 fmtno4nprmfac193 47928 fmtno5faclem1 47933 fmtno5faclem2 47934 fmtno5faclem3 47935 fmtno5fac 47936 fmtno5nprm 47937 139prmALT 47950 31prm 47951 127prm 47953 m7prm 47954 m11nprm 47955 11t31e341 48086 2exp340mod341 48087 341fppr2 48088 nfermltl2rev 48097 evengpoap3 48153 bgoldbachlt 48167 tgoldbachlt 48170 ackval3012 49046 ackval41a 49048 ackval41 49049 ackval42 49050 |
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